Home / 104,976,172.80-157,464,259.20-97,323,422.40

Finding the Fourth Proportional to 104,976,172.80, 157,464,259.20 and 97,323,422.40

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Solution

The fourth proportional to 104,976,172.80, 157,464,259.20 and 97,323,422.40 is: 145,985,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,172.80 : 157,464,259.20 = 97,323,422.40 : x
  2. Step 2: Convert to fraction form
    104,976,172.80/157,464,259.20 = 97,323,422.40/x
  3. Step 3: Cross multiply
    104,976,172.80x = 157,464,259.20 × 97,323,422.40
  4. Step 4: Simplify right side
    104,976,172.80x = 15,324,960,611,024,686
  5. Step 5: Solve for x
    x = 15,324,960,611,024,686/104,976,172.80
  6. Step 6: Final answer
    x = 145,985,133.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.